This year the overriding theme is high intensity training (HIT)– or short, sharp interval sessions lasting around 10 minutes.2 years ago Canadian scientists discovered that individuals who did four to 6 30-second sprints with a three to four-minute recovery 3 days a week lost more than twice as much body fat as those who ran for an hour at a stable speed 3 times a week.Other studies have actually shown comparable regular HIT sessions get you aerobically fitter quicker than slogging away at sluggish workout.

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